diff --git a/module2/exo2/exercice_fr.Rmd b/module2/exo2/exercice_fr.Rmd
index 78b9ece1567b49c7d3b60272d74a2967f5d53d57..9e3626879b59df780d25e0e2af9e32743cdd32cd 100644
--- a/module2/exo2/exercice_fr.Rmd
+++ b/module2/exo2/exercice_fr.Rmd
@@ -15,6 +15,14 @@ Sd = sd(Data_frame)
 Statistiques
 Moyenne
 Sd
+```
+```{r}
+plot(Data_frame,ylim=c(0,25),xlim=c(0,100),type="l",col="blue",ylab="",xlab="")
+grid(5, 5, lwd = 2) # grid only in y-direction
+```
 
+```{r}
+hist(Data_frame,type="l",ylim=c(0, 25),xlim=c(0,25),col="blue",ylab="",xlab="")
+grid(5, 5, lwd = 2) # grid only in y-direction
 ```